Home / 709,002.62-1,063,939.51-372,284.81

Finding the Fourth Proportional to 709,002.62, 1,063,939.51 and 372,284.81

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Solution

The fourth proportional to 709,002.62, 1,063,939.51 and 372,284.81 is: 558,655.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,002.62 : 1,063,939.51 = 372,284.81 : x
  2. Step 2: Convert to fraction form
    709,002.62/1,063,939.51 = 372,284.81/x
  3. Step 3: Cross multiply
    709,002.62x = 1,063,939.51 × 372,284.81
  4. Step 4: Simplify right side
    709,002.62x = 396,088,515,373.17
  5. Step 5: Solve for x
    x = 396,088,515,373.17/709,002.62
  6. Step 6: Final answer
    x = 558,655.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.